implemented findTextBlock
Merge branch 'master' of https://github.com/meca1012/Klinikum.git

Conflicts:
	src/main/java/de/klinikum/service/TextBlockService.java
	src/main/java/de/klinikum/service/TextBlockServiceImpl.java
Merge branch 'master' of https://github.com/meca1012/Klinikum.git
enahnced